28136304

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:395

約数の個数: 120

約数和(自身を含む): 91200512

約数和(自身を除く): 63064208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 103, 112, 126, 144, 168, 206, 252, 271, 309, 336, 412, 504, 542, 618, 721, 813, 824, 927, 1008, 1084, 1236, 1442, 1626, 1648, 1854, 1897, 2163, 2168, 2439, 2472, 2884, 3252, 3708, 3794, 4326, 4336, 4878, 4944, 5691, 5768, 6489, 6504, 7416, 7588, 8652, 9756, 11382, 11536, 12978, 13008, 14832, 15176, 17073, 17304, 19512, 22764, 25956, 27913, 30352, 34146, 34608, 39024, 45528, 51912, 55826, 68292, 83739, 91056, 103824, 111652, 136584, 167478, 195391, 223304, 251217, 273168, 334956, 390782, 446608, 502434, 586173, 669912, 781564, 1004868, 1172346, 1339824, 1563128, 1758519, 2009736, 2344692, 3126256, 3517038, 4019472, 4689384, 7034076, 9378768, 14068152, 28136304]

約数ペア:

[(1, 28136304), (2, 14068152), (3, 9378768), (4, 7034076), (6, 4689384), (7, 4019472), (8, 3517038), (9, 3126256), (12, 2344692), (14, 2009736), (16, 1758519), (18, 1563128), (21, 1339824), (24, 1172346), (28, 1004868), (36, 781564), (42, 669912), (48, 586173), (56, 502434), (63, 446608), (72, 390782), (84, 334956), (103, 273168), (112, 251217), (126, 223304), (144, 195391), (168, 167478), (206, 136584), (252, 111652), (271, 103824), (309, 91056), (336, 83739), (412, 68292), (504, 55826), (542, 51912), (618, 45528), (721, 39024), (813, 34608), (824, 34146), (927, 30352), (1008, 27913), (1084, 25956), (1236, 22764), (1442, 19512), (1626, 17304), (1648, 17073), (1854, 15176), (1897, 14832), (2163, 13008), (2168, 12978), (2439, 11536), (2472, 11382), (2884, 9756), (3252, 8652), (3708, 7588), (3794, 7416), (4326, 6504), (4336, 6489), (4878, 5768), (4944, 5691)]